Abstract: A uniaxially-stretched, high yield extruded capacitor film comprising a compatible polymer blend comprising a polyetherimide and a polyphenylene ether sulfone, wherein the polyetherimide comprises units derived from polymerization of an aromatic dianhydride with a diamine comprising a m-phenylenediamine, a p-phenylenediamine, or combinations thereof, wherein the polyetherimide is endcapped with a substituted or unsubstituted aromatic primary monoamine, wherein the polyphenylene ether sulfone comprises both an ether linkage and an aryl sulfone linkage in its backbone, wherein the compatible polymer blend comprises a dispersed phase having an average cross section of from equal to or greater than about 0.01 microns to about 20 microns, and wherein the high yield extruded capacitor film comprises equal to or greater than about 90 wt.

Abstract: A film comprises a phthalimidine copolycarbonate comprising first repeating units and second repeating units different from the first repeating units, wherein the first repeating units are phthalimidine carbonate units and the second repeating units comprise bisphenol carbonate units that are not the same as the first repeating phthalimidine carbonate units; and a second polycarbonate that is not a phthalimidine copolycarbonate; wherein the film has: a glass transmission temperature of greater than 170° C.; a dielectric constant at 1 kHz, 23° C. and 50% relative humidity of at least 3.0; a dissipation factor at 1 kHz, 23° C. and 50% relative humidity of 1% or less; and a breakdown strength of at least 800 Volt/micrometer.

Abstract: Coatings, especially dual-layer composite coatings, for elongated electrically conductive wire can have a dissipation factor that is less than 1%, when tested at 1 KHz at room temperature and 50% relative humidity. The composite thermoplastic coating can include two distinct layers, one layer preferably being a thermoplastic polyetherimide (PEI) and another layer preferably being a thermoplastic perfluoroalkoxy (PFA). The ratio of the thickness of PEI/PFA can range from more than zero to less than 5.4. The thickness of the composite plastic coating can range from more than zero to less than 200 micrometers. Methods for forming the coatings and coated wires are also described.

Abstract: A film comprises a phthalimidine copolycarbonate comprising first repeating units and second repeating units different from the first repeating units, wherein the first repeating units are phthalimidine carbonate units and the second repeating units comprise bisphenol carbonate units that are not the same as the first repeating phthalimidine carbonate units; and a second polycarbonate that is not a phthalimidine copolycarbonate; wherein the film has: a glass transmission temperature of greater than 170° C.; a dielectric constant at 1 kHz, 23° C. and 50% relative humidity of at least 3.0; a dissipation factor at 1 kHz, 23° C. and 50% relative humidity of 1% or less; and a breakdown strength of at least 800 Volt/micrometer.

Abstract: Blends of a polyphenylene sulfone (PPSU); a polyphenylene sulfide (PPS); and, a polyetherimide and epoxy. The polyetherimide and epoxy are present in an amount effective to act as a compatibilizer for the polyphenylene sulfone (PPSU) and polyphenylene sulfide (PPS). Methods of compatibilizing a blend of polyphenylene sulfone (PPSU) and polyphenylene sulfide (PPS). The method can include melt mixing a polyphenylene sulfone (PPSU) and a polyetherimide; and melt mixing a polyphenylene sulfide (PPS) and an epoxy.

Abstract: A composition comprising, based on the total weight of the composition, from 10 to 90 wt. % of a polyetherimide with a weight average molecular weight from 10,000 to 80,000 Daltons; from 10 to 90 wt. % of a polymer selected from polycarbonates, polyester-polycarbonates, polyalkylene terephthalates, or a combination thereof, from 0.005 to 1 wt. % of a hydrotalcite having a particle size of less than 10 micrometer and a magnesium oxide to aluminum oxide mole ratio of 1.0 to 5.0; from 0.01 to 1.0 wt. % of a phosphorus-containing stabilizer; from 0.01 to 1.00 wt. % of a hindered phenol stabilizer; optionally, from 0 to 3 wt. % of a polyolefin; and optionally, from 0 to 5 wt. % of an inorganic metal oxide.

Abstract: A uniaxially-stretched, high yield extruded film comprising a polyetherimide comprising units derived from polymerization of an aromatic dianhydride with a diamine selected from a meta-phenylene diamine, a para-phenylene diamine, and a combination thereof, wherein the polyetherimide is endcapped with an a substituted or unsubstituted aromatic primary monoamine; and wherein the high yield extruded film comprises at least 90 weight % of the polyetherimide before extrusion.

Abstract: Blends of a polyphenylene sulfone (PPSU); a polyphenylene sulfide (PPS); and, a polyetherimide and epoxy. The polyetherimide and epoxy are present in an amount effective to act as a compatibilizer for the polyphenylene sulfone (PPSU) and polyphenylene sulfide (PPS). Methods of compatibilizing a blend of polyphenylene sulfone (PPSU) and polyphenylene sulfide (PPS). The method can include melt mixing a polyphenylene sulfone (PPSU) and a polyetherimide; and melt mixing a polyphenylene sulfide (PPS) and an epoxy.

Abstract: A thermoplastic polymer composition comprises a combination of: 40 to 60 pbw, of a polyetherimides, polyetherimide sulfones, or combination thereof having a weight average molecular weight from 5,000 to 80,000 Daltons; 40 to 60 pbw of a polyethylene terephthalate, the polyethylene terephthalate having a diethylene glycol content from 0.1 to 4 wt %, based on the weight of the polyethylene terephthalate, an intrinsic viscosity that is more than 0 and less than 0.83 dl/g, and carboxylic acid end groups in an amount from 10 to 150 meq/Kg; from 0 pbw to 1 pbw, based on 100 pbw of the polymer composition of a stabilizer selected from phenol-containing stabilizers, phosphorus-containing stabilizers, or a combination thereof; and, based on the weight of the polyethylene terephthalate, 10 to 300 antimony; 0 to 300 ppm of cobalt; and 0 to 300 ppm of titanium; wherein the polymer composition is bisphenol A free.

Abstract: A sterilized article comprising a hydrogen peroxide plasma or hydrogen peroxide vapor sterilized polymer composition, the polymer composition comprising from 20 to 80 weight % of a polyphenylene ether sulfone; and from 20 to 80 weight % of a polyetherimide. When sterilized with a hydrogen peroxide plasma, or hydrogen peroxide vapor, the articles have surprisingly improved resistance to changes in color and clarity as well as resistance to loss of mechanical properties.

Abstract: A sterilized article comprising a sterilized or hydrogen peroxide vapor-sterilized polymer composition, the polymer composition comprising a polyetherimide, wherein after exposure to 100 cycles of the hydrogen peroxide plasma sterilization using a mixture of hydrogen peroxide vapor and hydrogen peroxide plasma for 30 minutes at 20 to 55° C., the color of the polymer composition of the article exhibits a color shift of delta E of 10 units or less relative to the color of the polymer composition color before the first hydrogen peroxide plasma sterilization cycle, wherein delta E is measured in accordance with ASTM D2244.

Abstract: A sterilized article comprising a hydrogen peroxide plasma or hydrogen peroxide vapor sterilized polymer composition, the polymer composition comprising from 20 to 80 weight % of a polyphenylene ether sulfone; and from 20 to 80 weight % of a polyetherimide. When sterilized with a hydrogen peroxide plasma, or hydrogen peroxide vapor, the articles have surprisingly improved resistance to changes in color and clarity as well as resistance to loss of mechanical properties.

Abstract: A sterilized article comprising a sterilized or hydrogen peroxide vapor-sterilized polymer composition, the polymer composition comprising a polyetherimide, wherein after exposure to 100 cycles of the hydrogen peroxide plasma sterilization using a mixture of hydrogen peroxide vapor and hydrogen peroxide plasma for 30 minutes at 20 to 55° C., the color of the polymer composition of the article exhibits a color shift of delta E of 10 units or less relative to the color of the polymer composition color before the first hydrogen peroxide plasma sterilization cycle, wherein delta E is measured in accordance with ASTM D2244.

Abstract: The present disclosure relates to a composition with improved flame resistance, to articles made from the composition, and to methods that include processing the composition. The composition can include from 15 to 85 percent by weight of a polyetherimide (PEI), from 15 to 85 percent by weight of a polyphenylsulfone (PPSU), a polyetherimide-siloxane copolymer in an amount up to 12 percent by weight, and from 0 to 0.30 percent by weight of a stabilizer.

Abstract: Compositions made from a polyarylate or polyester carbonate containing greater than about 50 mole % resorcinol based ester linkages give miscible blends with polyimide resins, addition of alkyl amide compounds improves mold release and melt flow while maintaining transparency. The blends also have high refractive index and low haze.

Abstract: The present disclosure relates to a composition with improved flame resistance, to articles made from the composition, and to methods that include processing the composition. The composition can include from 15 to 85 percent by weight of a polyetherimide (PEI), from 15 to 85 percent by weight of a polyphenylsulfone (PPSU), a polyetherimide-siloxane copolymer in an amount up to 12 percent by weight, and from 0 to 0.30 percent by weight of a stabilizer.

Abstract: A composition comprising, based on the total weight of the composition, from 10 to 90 wt. % of a polyetherimide with a weight average molecular weight from 10,000 to 80,000 Daltons; from 10 to 90 wt. % of a polymer selected from polycarbonates, polyester-polycarbonates, polyalkylene terephthalates, or a combination thereof, from 0.005 to 1 wt. % of a hydrotalcite having a particle size of less than 10 micrometer and a magnesium oxide to aluminum oxide mole ratio of 1.0 to 5.0; from 0.01 to 1.0 wt. % of a phosphorus-containing stabilizer; from 0.01 to 1.00 wt. % of a hindered phenol stabilizer; optionally, from 0 to 3 wt. % of a polyolefin; and optionally, from 0 to 5 wt. % of an inorganic metal oxide.

Abstract: A thermoplastic polymer composition comprises a combination of: 40 to 60 pbw, of a polyetherimides, polyetherimide sulfones, or combination thereof having a weight average molecular weight from 5,000 to 80,000 Daltons; 40 to 60 pbw of a polyethylene terephthalate, the polyethylene terephthalate having a diethylene glycol content from 0.1 to 4 wt %, based on the weight of the polyethylene terephthalate, an intrinsic viscosity that is more than 0 and less than 0.83 dl/g, and carboxylic acid end groups in an amount from 10 to 150 meq/Kg; from 0 pbw to 1 pbw, based on 100 pbw of the polymer composition of a stabilizer selected from phenol-containing stabilizers, phosphorus-containing stabilizers, or a combination thereof; and, based on the weight of the polyethylene terephthalate, 10 to 300 antimony; 0 to 300 ppm of cobalt; and 0 to 300 ppm of titanium; wherein the polymer composition is bisphenol A free.

Abstract: The present disclosure relates to a composition with improved flame resistance, to articles made from the composition, and to methods that include processing the composition. The composition can include from 15 to 85 percent by weight of a polyetherimide (PEI), from 15 to 85 percent by weight of a polyphenylsulfone (PPSU), a polyetherimide-siloxane copolymer in an amount up to 12 percent by weight, and from 0 to 0.30 percent by weight of a stabilizer.

Abstract: A thermoplastic composition comprises a polysiloxane/polyimide block copolymer and a polyester/polyether block copolymer. The polysiloxane/polyimide block copolymer has 5 to 50 weight percent (wt %) polysiloxane, based on the total weight of the polysiloxane/polyimide block copolymer. The polyester/polyether block copolymer has 5 to 30 wt % polyether based on the total weight of the polyester/polyether block copolymer. In some embodiments the polysiloxane/polyimide block copolymer is present in an amount of 75 to 99 wt % and the polyester/polyether block copolymer is present in an amount of 1 to 25 wt %, with the weight percent of the block copolymers based on the combined weight of the two block copolymers.